Finding the Fourth Proportional to 39,292,908.72, 58,948,198.74 and 11,996,917.98
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Solution
The fourth proportional to 39,292,908.72, 58,948,198.74 and 11,996,917.98 is: 17,998,074.68
Step by Step Solution
- Step 1: Write the proportion equation
39,292,908.72 : 58,948,198.74 = 11,996,917.98 : x - Step 2: Convert to fraction form
39,292,908.72/58,948,198.74 = 11,996,917.98/x - Step 3: Cross multiply
39,292,908.72x = 58,948,198.74 × 11,996,917.98 - Step 4: Simplify right side
39,292,908.72x = 707,196,705,352,519.38 - Step 5: Solve for x
x = 707,196,705,352,519.38/39,292,908.72 - Step 6: Final answer
x = 17,998,074.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.